[PAXURL-234] Add integration tests for pax-url-aether

Tests for local repository property and artifact resolution.
[PAXURL-143] pax-url-aether doesn't support version range

ignore failing tests
[PAXURL-235] pax-url-aether does not support repository policies

failing tests
[PAXURL-235] ignore failing tests
[PAXURL-236] pax-url-aether does not support inline repository URLs

failing test
[PAXURL-236] ignore failing test
[PAXURL-234] integration tests for Maven settings
[PAXURL-237] ignore failing test
[PAXURL-234] enabled and fixed proxy test
[PAXURL-238] Reduce embedded dependencies of pax-url-aether
[PAXURL-238] fork per test class to reset protocol handlers
Merge branch 'upstream'

Conflicts:
	pax-url-aether/osgi.bnd
	pax-url-aether/pom.xml

Some tests are failing.